初中英語九年級(jí)全冊(cè)-Unit 6 Section A (2a-2d)學(xué)案

人教版英語九年級(jí)全冊(cè)第六單元SectionA(2a-2d)導(dǎo)學(xué)案Unit6Whenwasitinvented?SectionA(2a-2d)預(yù)習(xí)目標(biāo)：Tolistenandtalkabouttheusefulinventionsandtheirhistory,usingpassivevoice.(1).--Whatisit\aretheyusedfor?--Itis\Theyareusedfor...(2).It’susedinourdailylives.(3).Thepioneersofdifferentinventionswerelistedthere.2.通過談?wù)撚杏玫陌l(fā)明，鞏固一般過去時(shí)態(tài)的被動(dòng)語態(tài)以及用法。預(yù)習(xí)導(dǎo)學(xué)：復(fù)習(xí)前面學(xué)過的一般過去時(shí)態(tài)的被動(dòng)語態(tài)：結(jié)構(gòu)：主語+be(was\were)+動(dòng)詞過去分詞+其它.——肯定句主語+be(was\were)+not+動(dòng)詞過去分詞+其它.——否定句Be(was\were)+主語+動(dòng)詞過去分詞+其它？——一般疑問句例句：Thethiefwascaughtbythepoliceman.（肯定句）Thethiefwasn’tcaughtbythepoliceman.（否定句）Wasthethiefcaughtbythepoliceman?（一般疑問句）練習(xí)題：用所給詞的正確形式填空。1.Allthebananasandstrawberries__________(eat)bythehungrychildren.2.Thelittleboy___________(feed)onlyapieceofbread.3.Asetofkeys___________(lose)andthemanwasworried.4.Tom’shomework___________(do)ontimeyesterday.5.Alotoftrees___________(plant)onMarch12thlastyear.6.Thetelephone____________(invent)longlongagoanditwasuseful.參考答案：1.wereeaten2.wasfed3.werelost4.wasdone5.wereplanted6.wasinvented預(yù)習(xí)導(dǎo)學(xué)：2aListenandnumbertheinventions[1-3]intheorderyouhearthem.____________shoeswithspecialheels（帶有特別的后跟的鞋子）____________shoeswithlights（帶有燈光的鞋子）____________hotice-creamscoop,runsonelectricity（電動(dòng)的加熱冰激凌的鞋子）2bListenagainandcompletethechart.InventionWhatisit/aretheyusedfor?shoeswithspecialheels_________thestyleoftheshoesshoeswithlightsSeeing_______________________________hotice-creamscoop________reallycoldice-cream參考答案：1.hedark3.serving聽力材料中的一些短語：1.inthedark在黑暗中2.instyle流行的,時(shí)髦的\outofstyle過時(shí)的\thestyleof………的樣式\款式3.beusedfor...被用來做。。。2cMakeconversationsusingtheinformationin2b.A:Whataretheyusedfor?B:They’reusedfor...具體來說：A:Whataretheshoeswithlightsusedfor?B:They’reusedforseeinginthedark.或者：A:Whatarehotice-creamscoopusedfor?B:They’reusedforservingforreallycoldice-cream.A:Whatareshoeswithspecialheelsusedfor?B:They’reusedforchangingthestyleoftheshoes.注意區(qū)別：beusedfordoingsth.與beusedtodosth.beusedfordoingsth.“被用來做某事”。與beusedtodosth.同義——表用途、目的。例如：Theshoesareusedforavoidinghurting.=Theshoesareusedtoavoidhurting.2dRole-playtheconversation.Readtheconversationforthefirsttimeandanswerthefollowingquestions.1.Whoinventedthezipper?________________________________________2.Whenwasthezipperinvented?_______________________________________3.Whenwasitusedwidely?____________________________________________參考答案：1.ItwasinventedbyWhitcombJudson.2.Itwasinventedin1893.3.Itwasinventedin1917.Readtheconversationagainandtranslatethesentences.1.拉鏈?zhǔn)窃?893年被惠特科姆.賈德森發(fā)明的。Thezipper_________________________WhitcombJudson______1893.2.但是在那個(gè)時(shí)候，它還沒有被廣泛使用。But_______________________,it__________________widely.參考答案：1.was,invented,by,in2.atthattime,wasn’tused練習(xí)題：一、翻譯短語1.beusedfor______________2.thinkof____________3.mypleasure____________4.thinkabout______________5.ourdailylives____________6.haveapoint_________7.atthattime_____________8.becomepopular____________參考答案：1.被用作…2.想到3.很榮幸4.考慮5.我們的日常生活6.有道理7.在那時(shí)8.變得受歡迎;變得普遍翻譯句子1.拉鏈?zhǔn)鞘裁磿r(shí)候發(fā)明的？When_______thezipper______?2.你好像說的有道理。Youdoseemto___________________.3.拉鏈在那個(gè)時(shí)候還沒有廣泛被使用。Zippers____________time________________widely.有特別后跟的鞋子被用來改變鞋子的樣式.Shoes________specialheels______________________________thestyleoftheshoes.5.拉鏈被用于日常生活.Zippersareusedin__________________.參考答案：was,invented2.haveapoint3.atthat,weren’tused4.with,areusedforchanging\areusedtochange5.dailylives用所給詞的正確形式填空。Oh,lookatthebigmeal,doyouknowwhen_____it_______(prepare)?Thebeautifuldress__________________(make)bythekindwoman.Luckily,thetask（任務(wù)）_________________(finish)intime.Thethingssheshoulddo_________________(list)onapieceofpaper.Yesterday,theapples__________________(pick)onthefarm.參考答案：1.was,prepared2.wasmade3.wasfinished4.werelisted5.werepicked按要求改寫句子。1.Theyusedapentowriteanarticleyesterday.（改為被動(dòng)語態(tài)）Anarticle_____________bythemyesterday.2.Theyfoundagirlcryinginthecorner.（改為被動(dòng)語態(tài)）Agirl_______________cryinginthecornerbythem.3.Alicewateredtheflowersinthemorningyesterday.（改為被動(dòng)語態(tài)）Theflowers__________________inthemorningyesterdaybyAlice.1.waswritten2.wasfound3.werewatered選擇題—Thankyouforhelpingme.—__________!NotthankmeB.WithpleasureC.Itdoesn’tmatterD.Don’tsaylikethat—Whataretheyusedfor?—Theyareusedfor_______reallycoldice-cream.A.se